1103004235040 has 144 divisors (see below), whose sum is σ = 2711637678456. Its totient is φ = 423869644800.

The previous prime is 1103004235001. The next prime is 1103004235097. The reversal of 1103004235040 is 405324003011.

It can be written as a sum of positive squares in 4 ways, for example, as 228472528144 + 874531706896 = 477988^2 + 935164^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1103004234997 and 1103004235015.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18015680 + ... + 18076800.

Almost surely, 2^{1103004235040} is an apocalyptic number.

1103004235040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103004235040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1355818839228).

1103004235040 is an abundant number, since it is smaller than the sum of its proper divisors (1608633443416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103004235040 is an equidigital number, since it uses as much as digits as its factorization.

1103004235040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61283 (or 61232 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 1103004235040 its reverse (405324003011), we get a palindrome (1508328238051).

The spelling of 1103004235040 in words is "one trillion, one hundred three billion, four million, two hundred thirty-five thousand, forty".